Home / 77,594,719.86-116,394,829.32-19,302,701.28

Finding the Fourth Proportional to 77,594,719.86, 116,394,829.32 and 19,302,701.28

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Solution

The fourth proportional to 77,594,719.86, 116,394,829.32 and 19,302,701.28 is: 28,954,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,594,719.86 : 116,394,829.32 = 19,302,701.28 : x
  2. Step 2: Convert to fraction form
    77,594,719.86/116,394,829.32 = 19,302,701.28/x
  3. Step 3: Cross multiply
    77,594,719.86x = 116,394,829.32 × 19,302,701.28
  4. Step 4: Simplify right side
    77,594,719.86x = 2,246,734,620,900,545.50
  5. Step 5: Solve for x
    x = 2,246,734,620,900,545.50/77,594,719.86
  6. Step 6: Final answer
    x = 28,954,735.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.